diff --git a/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs b/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
index fcfce900..8636b404 100644
--- a/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
+++ b/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
@@ -266,6 +266,7 @@ public class AssignmentService : IAssignmentService
                 .WhereIF(factories.Any(), (deviceTask, device) => factories.Contains(deviceTask.TenantId))
                 .WhereIF(request.Types.IsPresent(), deviceTask => request.Types.Contains(deviceTask.Type))
                 .WhereIF(request.Brand.IsPresent(), (deviceTask, device, deviceTemplate) => deviceTemplate.Brand == request.Brand)
+                .Where((deviceTask, device, deviceTemplate) => deviceTask.Version < 10)
 #if !DEBUG
                 .Where((deviceTask, device, deviceTemplate, ga, gaLeave, department, deviceRegistry) =>
                     device.HeartbeatInterval == 0 || SqlFunc.DateAdd(deviceRegistry.LastHeartbeatTime, device.HeartbeatInterval, DateType.Second) > DateTime.Now)